<template>
  <div class="wrapper">
    <swiper :options="swiperOptions" v-if="showSwiper">
      <swiper-slide v-for="item in swiperList" :key="item.id">
        <img class="swiper-img" :src="item.imgUrl" alt="">
      </swiper-slide>
      <div class="swiper-pagination" slot="pagination"></div>
    </swiper>
  </div>
</template>

<script>
export default {
  props: {
    swiperList: Array
  },
  data () {
    return {
      swiperOptions: {
        pagination: '.swiper-pagination',
        loop: true,
        autoplay: 3000,
        observeParents: true,
        observer: true
      }
    }
  },
  computed: {
    showSwiper () {
      return this.swiperList.length
    }
  }
}
</script>

<style scoped lang="stylus">
  .wrapper >>> .swiper-pagination-bullet-active
    background #ccc !important
  .wrapper
    width 100%
    .swiper-img
      width 100%
</style>
